Bureau of Mines / Minerals yearbook: Metals and minerals 1978-79
Year 1978-79, Volume 1 (1978-1979)
Magnesium compounds, pp. 567-575 ff. PDF (712.5 KB)
568 MINERALS YEARBOOK, 1978-79 sium compounds. Current domestic magne- source, location, and capacity follow: sium compounds producers by raw material Capacity Raw material source and producing company Location equivalent) Magnesite:Basic,Inc Gabbs,Nev 150,000Lake brines: GreatSaltLakeMinerals&ChemicalsCorp Ogden,Utah 100,000 KaiserAluminum&ChemicalCorp Wendover,Utah 50,000Well brinea The Dow Chemical Co Ludington, Mich 300,000 TheDowChemicalCo Midland, Mich 75,000 MartinMariettaChemicals Manistee,Mich 300,000 Velsicol Chemical Corp.' St. Louis, Mich 25,000 MortonChemicalCo Manistee,Mich 5,000 Seawater: BarcroftCo Lewes, Del 5,000BasicMagnesia, Inc PortSt.Joe,Fla 100,000CdrningGlass Works, Ceramic Products Division Pascagoula, Miss 40,000The Dow Chemical Co Freeport, Tax 75,000Harlason-Walker Refractories Co Cape May, N.J 100,000KaiserAluminum&ChemicalCorp MossLanding,Calif 150,000Merck & Co., Inc South San Francisco, Calif 15,000Western MagnesiumCorp Chula Vista, Calif 5,000 Total ' 1,470,4)00 ' MgO production discontinued in September 1978. 2Production capacity of VelsicolChemical Corp. not included in total. CONSUMPTION AND USES Domestic demand for magnesium com- chemical processing and pharmaceutical in- pounds was strong during 1978 and 1979 dustries. Some major uses for caustic- and above that of 1977. The manufacture of calcined and specified magnesias were in refractory products continued to be the the manufacture of animal feeds, fertilizers, major end use for magnesium compounds. construction materials, chemicals, electrical Caustic-calcined and specified magnesias heating rods, fluxes, petroleum additives, also remained in strong demand by the rayon, and uranium. Table 2..—Magnesium compounds shipped and used in the United States 1978 1979 Quantity Value Quantity Value (short (thou- (short (thou tons) sands) tons) sands) Caustic-calcined' and specified (USP and technical)magnesias 156,192 $43,008 163,565 $50,047Refractorymagnesia 795,596 125,082 846,612 125,289Magnesium hydroxide (100% Mg(OH)2)' 509,824 40,520 511,370 47,475Magnesium sulfate (anhydrous and hydrous) 52,096 11,885 48,325 10,271Precipitated magnesium carbonate' 3,935 1,131 4,020 1,224 ' Excludes material produced as an intermediate step in the manufacture of other magnesium compounds.
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